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Fork of the espurna firmware for `mhsw` switches
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mhsw-espurna/code/espurna/utils.ino

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/*
UTILS MODULE
Copyright (C) 2017-2018 by Xose Pérez <xose dot perez at gmail dot com>
*/
#include <Ticker.h>
Ticker _defer_reset;
String getIdentifier() {
char buffer[20];
snprintf_P(buffer, sizeof(buffer), PSTR("%s_%06X"), APP_NAME, ESP.getChipId());
return String(buffer);
}
void setBoardName() {
#ifndef ESPURNA_CORE
setSetting("boardName", DEVICE_NAME);
#endif
}
String getBoardName() {
return getSetting("boardName", DEVICE_NAME);
}
String getCoreVersion() {
String version = ESP.getCoreVersion();
#ifdef ARDUINO_ESP8266_RELEASE
if (version.equals("00000000")) {
version = String(ARDUINO_ESP8266_RELEASE);
}
#endif
return version;
}
String getCoreRevision() {
#ifdef ARDUINO_ESP8266_GIT_VER
return String(ARDUINO_ESP8266_GIT_VER);
#else
return String("");
#endif
}
// WTF
// Calling ESP.getFreeHeap() is making the system crash on a specific
// AiLight bulb, but anywhere else...
unsigned int getFreeHeap() {
if (getSetting("wtfHeap", 0).toInt() == 1) return 9999;
return ESP.getFreeHeap();
}
String buildTime() {
const char time_now[] = __TIME__; // hh:mm:ss
unsigned int hour = atoi(&time_now[0]);
unsigned int minute = atoi(&time_now[3]);
unsigned int second = atoi(&time_now[6]);
const char date_now[] = __DATE__; // Mmm dd yyyy
const char *months[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" };
unsigned int month = 0;
for ( int i = 0; i < 12; i++ ) {
if (strncmp(date_now, months[i], 3) == 0 ) {
month = i + 1;
break;
}
}
unsigned int day = atoi(&date_now[3]);
unsigned int year = atoi(&date_now[7]);
char buffer[20];
snprintf_P(
buffer, sizeof(buffer), PSTR("%04d-%02d-%02d %02d:%02d:%02d"),
year, month, day, hour, minute, second
);
return String(buffer);
}
unsigned long getUptime() {
static unsigned long last_uptime = 0;
static unsigned char uptime_overflows = 0;
if (millis() < last_uptime) ++uptime_overflows;
last_uptime = millis();
unsigned long uptime_seconds = uptime_overflows * (UPTIME_OVERFLOW / 1000) + (last_uptime / 1000);
return uptime_seconds;
}
#if HEARTBEAT_ENABLED
void heartbeat() {
unsigned long uptime_seconds = getUptime();
unsigned int free_heap = getFreeHeap();
#if MQTT_SUPPORT
bool serial = !mqttConnected();
#else
bool serial = true;
#endif
// -------------------------------------------------------------------------
// Serial
// -------------------------------------------------------------------------
if (serial) {
DEBUG_MSG_P(PSTR("[MAIN] Uptime: %lu seconds\n"), uptime_seconds);
DEBUG_MSG_P(PSTR("[MAIN] Free heap: %lu bytes\n"), free_heap);
#if ADC_VCC_ENABLED
DEBUG_MSG_P(PSTR("[MAIN] Power: %lu mV\n"), ESP.getVcc());
#endif
#if NTP_SUPPORT
if (ntpSynced()) DEBUG_MSG_P(PSTR("[MAIN] Time: %s\n"), (char *) ntpDateTime().c_str());
#endif
}
// -------------------------------------------------------------------------
// MQTT
// -------------------------------------------------------------------------
#if MQTT_SUPPORT
if (!serial) {
#if (HEARTBEAT_REPORT_INTERVAL)
mqttSend(MQTT_TOPIC_INTERVAL, HEARTBEAT_INTERVAL / 1000);
#endif
#if (HEARTBEAT_REPORT_APP)
mqttSend(MQTT_TOPIC_APP, APP_NAME);
#endif
#if (HEARTBEAT_REPORT_VERSION)
mqttSend(MQTT_TOPIC_VERSION, APP_VERSION);
#endif
#if (HEARTBEAT_REPORT_HOSTNAME)
mqttSend(MQTT_TOPIC_HOSTNAME, getSetting("hostname").c_str());
#endif
#if (HEARTBEAT_REPORT_IP)
mqttSend(MQTT_TOPIC_IP, getIP().c_str());
#endif
#if (HEARTBEAT_REPORT_MAC)
mqttSend(MQTT_TOPIC_MAC, WiFi.macAddress().c_str());
#endif
#if (HEARTBEAT_REPORT_RSSI)
mqttSend(MQTT_TOPIC_RSSI, String(WiFi.RSSI()).c_str());
#endif
#if (HEARTBEAT_REPORT_UPTIME)
mqttSend(MQTT_TOPIC_UPTIME, String(uptime_seconds).c_str());
#endif
#if (HEARTBEAT_REPORT_DATETIME) && (NTP_SUPPORT)
if (ntpSynced()) mqttSend(MQTT_TOPIC_DATETIME, ntpDateTime().c_str());
#endif
#if (HEARTBEAT_REPORT_FREEHEAP)
mqttSend(MQTT_TOPIC_FREEHEAP, String(free_heap).c_str());
#endif
#if (HEARTBEAT_REPORT_RELAY)
relayMQTT();
#endif
#if (LIGHT_PROVIDER != LIGHT_PROVIDER_NONE) & (HEARTBEAT_REPORT_LIGHT)
lightMQTT();
#endif
#if (HEARTBEAT_REPORT_VCC)
#if ADC_VCC_ENABLED
mqttSend(MQTT_TOPIC_VCC, String(ESP.getVcc()).c_str());
#endif
#endif
#if (HEARTBEAT_REPORT_STATUS)
mqttSend(MQTT_TOPIC_STATUS, MQTT_STATUS_ONLINE, true);
#endif
}
#endif
// -------------------------------------------------------------------------
// InfluxDB
// -------------------------------------------------------------------------
#if INFLUXDB_SUPPORT
#if (HEARTBEAT_REPORT_UPTIME)
idbSend(MQTT_TOPIC_UPTIME, String(uptime_seconds).c_str());
#endif
#if (HEARTBEAT_REPORT_FREEHEAP)
idbSend(MQTT_TOPIC_FREEHEAP, String(free_heap).c_str());
#endif
#endif
}
#endif /// HEARTBEAT_ENABLED
unsigned int sectors(size_t size) {
return (int) (size + SPI_FLASH_SEC_SIZE - 1) / SPI_FLASH_SEC_SIZE;
}
void info() {
DEBUG_MSG_P(PSTR("\n\n"));
DEBUG_MSG_P(PSTR("[INIT] %s %s\n"), (char *) APP_NAME, (char *) APP_VERSION);
DEBUG_MSG_P(PSTR("[INIT] %s\n"), (char *) APP_AUTHOR);
DEBUG_MSG_P(PSTR("[INIT] %s\n\n"), (char *) APP_WEBSITE);
DEBUG_MSG_P(PSTR("[INIT] CPU chip ID: 0x%06X\n"), ESP.getChipId());
DEBUG_MSG_P(PSTR("[INIT] CPU frequency: %u MHz\n"), ESP.getCpuFreqMHz());
DEBUG_MSG_P(PSTR("[INIT] SDK version: %s\n"), ESP.getSdkVersion());
DEBUG_MSG_P(PSTR("[INIT] Core version: %s\n"), getCoreVersion().c_str());
DEBUG_MSG_P(PSTR("[INIT] Core revision: %s\n"), getCoreRevision().c_str());
DEBUG_MSG_P(PSTR("\n"));
// -------------------------------------------------------------------------
FlashMode_t mode = ESP.getFlashChipMode();
DEBUG_MSG_P(PSTR("[INIT] Flash chip ID: 0x%06X\n"), ESP.getFlashChipId());
DEBUG_MSG_P(PSTR("[INIT] Flash speed: %u Hz\n"), ESP.getFlashChipSpeed());
DEBUG_MSG_P(PSTR("[INIT] Flash mode: %s\n"), mode == FM_QIO ? "QIO" : mode == FM_QOUT ? "QOUT" : mode == FM_DIO ? "DIO" : mode == FM_DOUT ? "DOUT" : "UNKNOWN");
DEBUG_MSG_P(PSTR("\n"));
DEBUG_MSG_P(PSTR("[INIT] Flash sector size: %8u bytes\n"), SPI_FLASH_SEC_SIZE);
DEBUG_MSG_P(PSTR("[INIT] Flash size (CHIP): %8u bytes\n"), ESP.getFlashChipRealSize());
DEBUG_MSG_P(PSTR("[INIT] Flash size (SDK): %8u bytes / %4d sectors\n"), ESP.getFlashChipSize(), sectors(ESP.getFlashChipSize()));
DEBUG_MSG_P(PSTR("[INIT] Firmware size: %8u bytes / %4d sectors\n"), ESP.getSketchSize(), sectors(ESP.getSketchSize()));
DEBUG_MSG_P(PSTR("[INIT] OTA size: %8u bytes / %4d sectors\n"), ESP.getFreeSketchSpace(), sectors(ESP.getFreeSketchSpace()));
#if SPIFFS_SUPPORT
FSInfo fs_info;
bool fs = SPIFFS.info(fs_info);
if (fs) {
DEBUG_MSG_P(PSTR("[INIT] SPIFFS size: %8u bytes / %4d sectors\n"), fs_info.totalBytes, sectors(fs_info.totalBytes));
}
#else
DEBUG_MSG_P(PSTR("[INIT] SPIFFS size: %8u bytes / %4d sectors\n"), 0, 0);
#endif
DEBUG_MSG_P(PSTR("[INIT] EEPROM size: %8u bytes / %4d sectors\n"), settingsMaxSize(), sectors(settingsMaxSize()));
DEBUG_MSG_P(PSTR("[INIT] Empty space: %8u bytes / 4 sectors\n"), 4 * SPI_FLASH_SEC_SIZE);
DEBUG_MSG_P(PSTR("\n"));
// -------------------------------------------------------------------------
#if SPIFFS_SUPPORT
if (fs) {
DEBUG_MSG_P(PSTR("[INIT] SPIFFS total size: %8u bytes\n"), fs_info.totalBytes);
DEBUG_MSG_P(PSTR("[INIT] used size: %8u bytes\n"), fs_info.usedBytes);
DEBUG_MSG_P(PSTR("[INIT] block size: %8u bytes\n"), fs_info.blockSize);
DEBUG_MSG_P(PSTR("[INIT] page size: %8u bytes\n"), fs_info.pageSize);
DEBUG_MSG_P(PSTR("[INIT] max files: %8u\n"), fs_info.maxOpenFiles);
DEBUG_MSG_P(PSTR("[INIT] max length: %8u\n"), fs_info.maxPathLength);
} else {
DEBUG_MSG_P(PSTR("[INIT] No SPIFFS partition\n"));
}
DEBUG_MSG_P(PSTR("\n"));
#endif
// -------------------------------------------------------------------------
#ifdef APP_BUILD_FLAGS
DEBUG_MSG_P(PSTR("[INIT] BUILD_FLAGS: %s\n"), APP_BUILD_FLAGS);
#endif
DEBUG_MSG_P(PSTR("[INIT] BOARD: %s\n"), getBoardName().c_str());
DEBUG_MSG_P(PSTR("[INIT] SUPPORT:"));
#if ALEXA_SUPPORT
DEBUG_MSG_P(PSTR(" ALEXA"));
#endif
#if BROKER_SUPPORT
DEBUG_MSG_P(PSTR(" BROKER"));
#endif
#if DEBUG_SERIAL_SUPPORT
DEBUG_MSG_P(PSTR(" DEBUG_SERIAL"));
#endif
#if DEBUG_TELNET_SUPPORT
DEBUG_MSG_P(PSTR(" DEBUG_TELNET"));
#endif
#if DEBUG_UDP_SUPPORT
DEBUG_MSG_P(PSTR(" DEBUG_UDP"));
#endif
#if DOMOTICZ_SUPPORT
DEBUG_MSG_P(PSTR(" DOMOTICZ"));
#endif
#if HOMEASSISTANT_SUPPORT
DEBUG_MSG_P(PSTR(" HOMEASSISTANT"));
#endif
#if I2C_SUPPORT
DEBUG_MSG_P(PSTR(" I2C"));
#endif
#if INFLUXDB_SUPPORT
DEBUG_MSG_P(PSTR(" INFLUXDB"));
#endif
#if LLMNR_SUPPORT
DEBUG_MSG_P(PSTR(" LLMNR"));
#endif
#if MDNS_SERVER_SUPPORT
DEBUG_MSG_P(PSTR(" MDNS_SERVER"));
#endif
#if MDNS_CLIENT_SUPPORT
DEBUG_MSG_P(PSTR(" MDNS_CLIENT"));
#endif
#if NETBIOS_SUPPORT
DEBUG_MSG_P(PSTR(" NETBIOS"));
#endif
#if NOFUSS_SUPPORT
DEBUG_MSG_P(PSTR(" NOFUSS"));
#endif
#if NTP_SUPPORT
DEBUG_MSG_P(PSTR(" NTP"));
#endif
#if RF_SUPPORT
DEBUG_MSG_P(PSTR(" RF"));
#endif
#if SCHEDULER_SUPPORT
DEBUG_MSG_P(PSTR(" SCHEDULER"));
#endif
#if SENSOR_SUPPORT
DEBUG_MSG_P(PSTR(" SENSOR"));
#endif
#if SPIFFS_SUPPORT
DEBUG_MSG_P(PSTR(" SPIFFS"));
#endif
#if SSDP_SUPPORT
DEBUG_MSG_P(PSTR(" SSDP"));
#endif
#if TELNET_SUPPORT
DEBUG_MSG_P(PSTR(" TELNET"));
#endif
#if TERMINAL_SUPPORT
DEBUG_MSG_P(PSTR(" TERMINAL"));
#endif
#if THINGSPEAK_SUPPORT
DEBUG_MSG_P(PSTR(" THINGSPEAK"));
#endif
#if WEB_SUPPORT
DEBUG_MSG_P(PSTR(" WEB"));
#endif
#if SENSOR_SUPPORT
DEBUG_MSG_P(PSTR("\n[INIT] SENSORS:"));
#if ANALOG_SUPPORT
DEBUG_MSG_P(PSTR(" ANALOG"));
#endif
#if BMX280_SUPPORT
DEBUG_MSG_P(PSTR(" BMX280"));
#endif
#if DALLAS_SUPPORT
DEBUG_MSG_P(PSTR(" DALLAS"));
#endif
#if DHT_SUPPORT
DEBUG_MSG_P(PSTR(" DHTXX"));
#endif
#if DIGITAL_SUPPORT
DEBUG_MSG_P(PSTR(" DIGITAL"));
#endif
#if ECH1560_SUPPORT
DEBUG_MSG_P(PSTR(" ECH1560"));
#endif
#if EMON_ADC121_SUPPORT
DEBUG_MSG_P(PSTR(" EMON_ADC121"));
#endif
#if EMON_ADS1X15_SUPPORT
DEBUG_MSG_P(PSTR(" EMON_ADX1X15"));
#endif
#if EMON_ANALOG_SUPPORT
DEBUG_MSG_P(PSTR(" EMON_ANALOG"));
#endif
#if EVENTS_SUPPORT
DEBUG_MSG_P(PSTR(" EVENTS"));
#endif
#if HLW8012_SUPPORT
DEBUG_MSG_P(PSTR(" HLW8012"));
#endif
#if MHZ19_SUPPORT
DEBUG_MSG_P(PSTR(" MHZ19"));
#endif
#if PMSX003_SUPPORT
DEBUG_MSG_P(PSTR(" PMSX003"));
#endif
#if SHT3X_I2C_SUPPORT
DEBUG_MSG_P(PSTR(" SHT3X_I2C"));
#endif
#if SI7021_SUPPORT
DEBUG_MSG_P(PSTR(" SI7021"));
#endif
#if V9261F_SUPPORT
DEBUG_MSG_P(PSTR(" V9261F"));
#endif
#endif // SENSOR_SUPPORT
DEBUG_MSG_P(PSTR("\n\n"));
// -------------------------------------------------------------------------
unsigned char reason = resetReason();
if (reason > 0) {
char buffer[32];
strcpy_P(buffer, custom_reset_string[reason-1]);
DEBUG_MSG_P(PSTR("[INIT] Last reset reason: %s\n"), buffer);
} else {
DEBUG_MSG_P(PSTR("[INIT] Last reset reason: %s\n"), (char *) ESP.getResetReason().c_str());
}
DEBUG_MSG_P(PSTR("[INIT] Settings size: %u bytes\n"), settingsSize());
DEBUG_MSG_P(PSTR("[INIT] Free heap: %u bytes\n"), getFreeHeap());
#if ADC_VCC_ENABLED
DEBUG_MSG_P(PSTR("[INIT] Power: %u mV\n"), ESP.getVcc());
#endif
DEBUG_MSG_P(PSTR("[INIT] Power saving delay value: %lu ms\n"), _loopDelay);
#if SYSTEM_CHECK_ENABLED
if (!systemCheck()) DEBUG_MSG_P(PSTR("\n[INIT] Device is in SAFE MODE\n"));
#endif
DEBUG_MSG_P(PSTR("\n"));
}
// -----------------------------------------------------------------------------
// SSL
// -----------------------------------------------------------------------------
#if ASYNC_TCP_SSL_ENABLED
bool sslCheckFingerPrint(const char * fingerprint) {
return (strlen(fingerprint) == 59);
}
bool sslFingerPrintArray(const char * fingerprint, unsigned char * bytearray) {
// check length (20 2-character digits ':' or ' ' separated => 20*2+19 = 59)
if (!sslCheckFingerPrint(fingerprint)) return false;
// walk the fingerprint
for (unsigned int i=0; i<20; i++) {
bytearray[i] = strtol(fingerprint + 3*i, NULL, 16);
}
return true;
}
bool sslFingerPrintChar(const char * fingerprint, char * destination) {
// check length (20 2-character digits ':' or ' ' separated => 20*2+19 = 59)
if (!sslCheckFingerPrint(fingerprint)) return false;
// copy it
strncpy(destination, fingerprint, 59);
// walk the fingerprint replacing ':' for ' '
for (unsigned char i = 0; i<59; i++) {
if (destination[i] == ':') destination[i] = ' ';
}
return true;
}
#endif
// -----------------------------------------------------------------------------
// Reset
// -----------------------------------------------------------------------------
unsigned char resetReason() {
static unsigned char status = 255;
if (status == 255) {
status = EEPROM.read(EEPROM_CUSTOM_RESET);
if (status > 0) resetReason(0);
if (status > CUSTOM_RESET_MAX) status = 0;
}
return status;
}
void resetReason(unsigned char reason) {
EEPROM.write(EEPROM_CUSTOM_RESET, reason);
EEPROM.commit();
}
void reset(unsigned char reason) {
resetReason(reason);
ESP.restart();
}
void deferredReset(unsigned long delay, unsigned char reason) {
_defer_reset.once_ms(delay, reset, reason);
}
// -----------------------------------------------------------------------------
char * ltrim(char * s) {
char *p = s;
while ((unsigned char) *p == ' ') ++p;
return p;
}
double roundTo(double num, unsigned char positions) {
double multiplier = 1;
while (positions-- > 0) multiplier *= 10;
return round(num * multiplier) / multiplier;
}
void nice_delay(unsigned long ms) {
unsigned long start = millis();
while (millis() - start < ms) delay(1);
}